Panel of a safe box



FIG. 1 is a first perspective view of a panel of a safe box showing the new design;

FIG. 2 is a second perspective view thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a rear view thereof;

FIG. 5 is a left side elevational view thereof;

FIG. 6 is a right side elevational view thereof;

FIG. 7 is a top view thereof; and,

FIG. 8 is a bottom view thereof.

The broken lines shown in the figures are for the purpose of illustrating portions of the panel of a safe box and form no part of the claimed design. 

CLAIM The ornamental design for a panel of a safe box, as shown and described. 